The "Light Code Block" plugin is the simplest and lightest plugin for inserting and displaying code.
Alternatives to ACE Editor for WP
Plugins below are selected for functional relevance and current directory signals. Active-install counts do not affect this ranking.
WordPress plugins with similar use cases
Compatibility and update metadata provide context, not a quality guarantee. Review each plugin’s details for your site.
Add syntax highlighting to WordPress code editors using CodeMirror.js
Modern role editor, multiple roles, content control and smart role rules for WordPress.
Syntax highlighting and a copy-to-clipboard button for the native WordPress Code block, plus a language picker in the editor sidebar.
Add code block with syntax highlighting using prism.js. (Available for Gutenberg and Classic Editor)
Code block with syntax highlighting for gutenberg editor.
Adds modern syntax highlighting to WordPress's standard code block using the robust highlight.js library.
Enhanced Code block for Gutenberg with syntax highlighting, copy and share controls, and optional SoftwareSourceCode JSON-LD.
Djot markup language support for WordPress. A modern, cleaner alternative to Markdown.
Extends the core Code block with language selection (Prism.js) and a configurable copy button.